| Aldenham to Oberkirch | 431.90 mi (695.08 km) |
| Aldenham to Obernburg am Main | 433.58 mi (697.78 km) |
| Aldenham to Obernkirchen | 405.00 mi (651.79 km) |
| Aldenham to Oberschleissheim | 579.36 mi (932.38 km) |
| Aldenham to Oberstdorf | 559.58 mi (900.56 km) |
| Aldenham to Obertraubling | 582.32 mi (937.16 km) |
| Aldenham to Obertshausen | 415.39 mi (668.50 km) |
| Aldenham to Oberursel | 401.62 mi (646.34 km) |
| Aldenham to Ochsenfurt | 476.86 mi (767.44 km) |
| Aldenham to Ochsenhausen | 521.21 mi (838.81 km) |
| Aldenham to Ochtrup | 323.34 mi (520.36 km) |
| Aldenham to Odenthal | 325.25 mi (523.44 km) |
| Aldenham to Oelde | 363.73 mi (585.36 km) |
| Aldenham to Oelsnitz | 550.09 mi (885.29 km) |
| Aldenham to Oer-Erkenschwick | 325.85 mi (524.40 km) |
